CN117347279A - Detection mechanism - Google Patents
Detection mechanism Download PDFInfo
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- CN117347279A CN117347279A CN202311659388.1A CN202311659388A CN117347279A CN 117347279 A CN117347279 A CN 117347279A CN 202311659388 A CN202311659388 A CN 202311659388A CN 117347279 A CN117347279 A CN 117347279A
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- detection
- lens
- station
- adjusting rod
- detecting
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- 238000001514 detection method Methods 0.000 title claims abstract description 115
- 230000007246 mechanism Effects 0.000 title claims abstract description 53
- 238000007689 inspection Methods 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 12
- 238000007664 blowing Methods 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims 1
- 238000009434 installation Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000003287 optical effect Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/958—Inspecting transparent materials or objects, e.g. windscreens
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/958—Inspecting transparent materials or objects, e.g. windscreens
- G01N2021/9583—Lenses
Abstract
The invention discloses a detection mechanism, which comprises a machine base, a bearing tool and a detection assembly, wherein a plurality of detection stations are arranged on the machine base; the bearing tool is used for fixing the lens and is movably arranged on the base, and the bearing tool can reach a plurality of detection stations in the moving stroke of the bearing tool; the detection component is used for detecting lenses of a plurality of detection stations, the detection component comprises an upper detection part and a lower detection part, the lenses are fixedly mounted on the bearing tool, the bearing tool can sequentially reach each detection station, each detection station is provided with a detection part for detecting the lenses, the upper detection part can automatically detect the upper surfaces of the lenses on the bearing tool, the lower detection part can automatically detect the lower surfaces of the lenses on the bearing tool, and whether the lenses are qualified or not can be identified efficiently and accurately according to the detection result of the detection component and standard qualified data comparison so as to solve the problem that the detection result error of the existing detection mode is large.
Description
Technical Field
The invention relates to the technical field of lens detection, in particular to a detection mechanism.
Background
The camera module comprises camera lenses, and the camera lenses need to carry out AOI optical detection on each single lens in the production and processing process, because the single lens has small volume and more optical inspection items, and a group of lenses comprise various specifications, ERS inspection items specified by the early-stage optical lenses are all human eye inspection, and human eye inspection errors are larger.
Disclosure of Invention
The invention mainly aims to provide a detection mechanism, which aims to solve the problem that the detection result error is larger in the existing detection mode.
To achieve the above object, the present invention provides a detection mechanism, wherein the detection mechanism includes:
the machine base is provided with a plurality of detection stations;
the bearing tool is used for fixing the lens, is movably arranged relative to the base and can reach the plurality of detection stations in the moving stroke; the method comprises the steps of,
the detection assembly is used for detecting lenses of the plurality of detection stations and comprises an upper detection part and a lower detection part, wherein the upper detection part can be positioned above the bearing tool at the corresponding detection station and used for detecting the upper surface of the lens at the corresponding detection station, and the lower detection part can be positioned below the bearing tool at the corresponding detection station and used for detecting the lower surface of the lens at the corresponding detection station.
Optionally, the bearing tool includes:
the lens holder comprises a holder body, a lens holder and a lens holder, wherein the holder body is arranged on the base, the top of the holder body is concavely provided with a lens accommodating groove, and the bottom of the accommodating groove is provided with a through hole along the up-down direction, so that a lens loaded on the holder body can be exposed out of the through hole; the method comprises the steps of,
the two clamping parts are arranged on the side wall of the accommodating groove, the clamping space is formed between the clamping parts and the first side wall, the clamping parts are movably arranged in the direction close to and far away from the first side wall, the clamping parts are provided with initial positions and open positions, the clamping parts are close to the first side wall and used for clamping lenses which are carried on the base and located in the clamping space, and the clamping parts are far away from the first side wall and arranged in the open positions.
Optionally, the detection mechanism further includes a first driving device, where the first driving device is used to drive the clamping part to move, so that the clamping part is switched from the initial position to the open position;
the bearing tool further comprises a reset piece arranged between the base body and the corresponding clamping part, and the reset piece is used for resetting the clamping part from the opening position to the initial position.
Optionally, the bearing tool includes an opening and closing member rotatably mounted on the base, the opening and closing member has two ends that rotate around a rotation shaft extending horizontally, one end forms the clamping part, and the other end forms the driving end;
the first driving device comprises a driving part which is arranged in a telescopic way along the up-down direction, and the driving part is connected with the driving end and is used for driving the opening and closing piece to rotate in an upward movable stroke so that the clamping part is switched to the opening position.
Optionally, the detecting mechanism further comprises a turntable, the turntable is rotatably mounted on the stand along a rotation center line extending up and down, and a plurality of detecting stations are arranged at intervals along the circumference of the turntable;
the turntable is fixedly connected with the bearing tool, so that the bearing tool can sequentially reach each detection station.
Optionally, a plurality of bearing tools are arranged, and the bearing tools are distributed at intervals along the circumferential direction of the turntable;
the detecting mechanism further comprises a plurality of separating parts, the plurality of separating parts are distributed along the circumference of the turntable at intervals, and one separating part is arranged between every two adjacent bearing tools.
Optionally, the detection mechanism further comprises a cleaning device, wherein the cleaning device comprises a blowing part and a suction part, the blowing part is used for blowing air to the lens, and the suction part is used for adsorbing impurities; and/or the number of the groups of groups,
the detection mechanism further comprises a detection device for detecting the levelness of the lens.
Optionally, the detection mechanism further comprises an identification device for identifying the lens, the identification device comprising:
an identification section for identifying the lens; the method comprises the steps of,
the adjusting support comprises a first adjusting rod, a second adjusting rod and a third adjusting rod, wherein the lower end of the first adjusting rod is fixedly connected with the base, the second adjusting rod is movably arranged on the first adjusting rod along the vertical direction and is rotatably arranged around the central line of the first adjusting rod, the third adjusting rod is movably arranged on the first adjusting rod along the horizontal direction and is rotatably arranged around the central line of the second adjusting rod, the identification part is arranged on the third adjusting rod, and the identification part is rotatably arranged around the central line of the third adjusting rod.
Optionally, still be provided with material loading station and commentaries on classics material station on the frame, the material loading station is used for placing the lens, bear the weight of the frock in its movable stroke still can reach change material station, detection mechanism still includes:
the picking mechanism comprises a picking part for picking up the lenses, the picking part is movably arranged and provided with a movable stroke moving between the feeding station and the transferring station, and the picking part is used for conveying the lenses of the feeding station to the transferring station;
a first position measuring device for measuring the position of the lens transported to the transfer station by the pick-up section;
a second position measuring device for measuring the position of the bearing tool at the material transferring station and,
and the control device is electrically connected with the pickup part, the first position measuring device and the second position measuring device and is used for controlling the pickup part to work according to the first position measuring device and the second position measuring device.
Optionally, the first position determining device includes:
a measuring part for measuring the position of the lens which is conveyed to the material transferring station by the pick-up part; the method comprises the steps of,
the mounting rack comprises a first mounting part and a second mounting part, wherein the first mounting part extends up and down, the lower end of the first mounting part is fixedly mounted on the machine base, the second mounting part is fixedly connected with the first mounting part, the measuring part is fixedly mounted on the second mounting part and is positioned beside the first mounting part, and the measuring part is propped against the top of the first mounting part.
According to the technical scheme provided by the invention, the lens is fixedly arranged on the bearing tool, the bearing tool can sequentially reach each detection station, a detection part is arranged at each detection station to detect the lens, the upper detection part can automatically detect the upper surface of the lens on the bearing tool, the lower detection part can automatically detect the lower surface of the lens on the bearing tool, and whether the lens is qualified or not can be effectively and accurately identified according to the detection result of the detection component and the standard qualified data, so that the problem that the detection result error of the existing detection mode is larger is solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic plan view of an embodiment of a detection mechanism according to the present invention;
FIG. 2 is a schematic perspective view of the detection mechanism of FIG. 1;
FIG. 3 is a perspective view of a housing of the detection mechanism of FIG. 1;
FIG. 4 is a perspective view of the turntable and load bearing tooling of FIG. 1;
FIG. 5 is a schematic cross-sectional view of the load-bearing tool of FIG. 1;
FIG. 6 is a schematic view of a portion of the load-bearing tooling of FIG. 5;
FIG. 7 is a schematic perspective view of the picking mechanism of FIG. 1;
FIG. 8 is a schematic perspective view of the identification device of FIG. 1;
fig. 9 is a perspective view of the first position measuring device in fig. 1.
Reference numerals illustrate:
the achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present invention, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
The camera module comprises camera lenses, and the camera lenses need to carry out AOI optical detection on each single lens in the production and processing process, because the single lens has small volume and more optical inspection items, and a group of lenses comprise various specifications, ERS inspection items specified by the early-stage optical lenses are all human eye inspection, and human eye inspection errors are larger.
In order to solve the above-mentioned problems, the present invention provides a detection mechanism, and fig. 1 is a schematic plan view of an embodiment of the detection mechanism provided by the present invention; FIG. 2 is a schematic perspective view of the detection mechanism of FIG. 1; FIG. 3 is a perspective view of a housing of the detection mechanism of FIG. 1; FIG. 4 is a perspective view of the turntable and load bearing tooling of FIG. 1; FIG. 5 is a schematic cross-sectional view of the load-bearing tool of FIG. 1; FIG. 6 is a schematic view of a portion of the load-bearing tooling of FIG. 5; FIG. 7 is a schematic perspective view of the picking mechanism of FIG. 1; FIG. 8 is a schematic perspective view of the identification device of FIG. 1; fig. 9 is a perspective view of the first position measuring device in fig. 1.
Referring to fig. 1 to fig. 4, the detecting mechanism 300 includes a base 301, a carrying tool 302, and a detecting assembly 303, where a plurality of detecting stations are disposed on the base 301; the carrying tool 302 is used for fixing a lens, the carrying tool 302 is movably arranged relative to the base 301, and the carrying tool 302 can reach the plurality of detection stations in the moving stroke; the detecting component 303 is configured to detect lenses of the plurality of detecting stations, the detecting component 303 includes an upper detecting portion 3031 and a lower detecting portion 3032, the upper detecting portion 3031 can be located above the bearing fixture 302 at a corresponding detecting station and is configured to detect an upper surface of a lens at a corresponding detecting station, and the lower detecting portion 3032 can be located below the bearing fixture 302 at a corresponding detecting station and is configured to detect a lower surface of a lens at a corresponding detecting station.
It should be noted that, the stand 301 may be a stand separately provided, and of course, the stand 301 may also be a part of a component for mounting the load-bearing tool 302 and the detecting assembly 303 on an assembly line, which may be specifically determined according to practical situations, and the embodiment of the present disclosure is not limited thereto.
In this embodiment, the carrying tool 302 may be considered as a part of a production line, and the plurality of inspection stations may be sequentially distributed on the production line, and the production line transports the carrying tool 302 to each inspection station after the lens is fixed to the carrying tool 302. Of course, the detection mechanism 300 may be disposed in a detection area on one side of the production line, and after the lens is transported to the vicinity of the detection mechanism 300 on the tooling of the production line, the lens may be picked up by a pick-up device such as a manipulator, placed on the carrying tooling 302, and transported to each detection station by the carrying tooling 302.
The upper detection unit detects the upper surface of the lens at the corresponding one of the detection stations, and is not limited to detecting only the upper surface of the lens, but may detect the inside of the lens through the upper surface of the lens, and the lower detection unit is not limited to detecting only the lower surface of the lens, but may detect the inside of the lens through the lower surface of the lens. Of course, when the surface of the lens is detected, the peripheral side of the lens may be detected at the same time, so that the burrs on the peripheral side of the lens, bubbles in the lens, and the like may be detected.
It is to be understood that the upper detecting portion 3031 and the lower detecting portion 3032 may be provided with a plurality of detecting portions, and different detecting portions may be provided according to the items and indexes to be detected, and each detecting portion may be a device for detecting different indexes respectively, or may be a device for detecting the same indexes, so as to facilitate comparison of the detection results therebetween, thereby reducing the detection error.
In the technical scheme provided by the invention, the lens is fixedly arranged on the bearing tool 302, the bearing tool 302 can sequentially reach each detection station, a detection part is arranged at each detection station to detect the lens, the upper detection part 3031 can automatically detect the upper surface of the lens on the bearing tool 302, the lower detection part 3032 can automatically detect the lower surface of the lens on the bearing tool 302, and whether the lens is qualified or not can be effectively and accurately identified according to the detection result of the detection component 303 and the standard qualified data, so that the problem of larger detection result error of the existing detection mode is solved.
In detail, referring to fig. 5 to 6, in the present embodiment, the carrying tool 302 includes a base 3021 and a clamping portion 30221, the base 3021 is mounted on the base 301, a top portion of the base 3021 is concavely provided with a lens accommodating groove 3021a for accommodating the lens, and a bottom edge of the accommodating groove 3021a is vertically perforated with a through hole, so that the lens carried on the base can be exposed to the through hole. In this way, the supporting portion is set to be in a hollowed-out form, so that the lower detecting portion 3032 can conveniently detect the lower surface of the lens through the through holes, and of course, the through holes can be multiple, and the shape can be set according to actual conditions, so that the form required by detection can be achieved.
In order to enable the lens to maintain a stable posture in the moving process of the bearing tool 302, displacement is avoided, and inaccurate detection results are caused, in this embodiment, the side wall of the accommodating groove 3021a includes a first side wall 30211, a clamping space is formed between the clamping portion 30221 and the first side wall 30211, the clamping portion 30221 is movably mounted in the accommodating groove 3021a, so that the size of the clamping space can be adjusted, the clamping portion 30221 has an initial position and an open position, in the initial position, the clamping portion 30221 is disposed close to the first side wall 30211, and is used for clamping the lens carried on the base body and located in the clamping space, and in the open position, the clamping portion 30221 is disposed away from the first side wall 30211. In this way, when the lens needs to be fixed, the clamping portion 30221 may be opened, so that the lens is placed in the clamping space on the supporting portion, and then the clamping portion 30221 is disposed close to the first side wall 30211, and the lens is clamped between the clamping portion 30221 and the first side wall 30211.
Of course, in other embodiments, the lens may be directly clamped and fixed by the two clamping portions 30221, the upper detecting portion 3031 may detect the upper surface of the lens, and the lower detecting portion 3032 may detect the lower surface of the lens.
Further, in the present embodiment, the detecting mechanism 300 further includes a first driving device 304, where the first driving device 304 is configured to drive the clamping portion 30221 to move, so that the clamping portion 30221 is switched from the initial position to the open position; the load-bearing tool 302 further includes a resetting member 3023 disposed between the base 3021 and the corresponding clamping portion 30221, where the resetting member 3023 is configured to reset the clamping portion 30221 from the open position to the initial position. It may be appreciated that the restoring member 3023 may be a compression spring, etc., so that when the clamping portion 30221 needs to be opened away from the first side wall 30211, the clamping portion 30221 may be driven by the first driving device 304 to move, so that the clamping portion 30221 is away from the first side wall 30211, a lens may be accommodated between the clamping portion 30221 and the first side wall 30211, and after the lens is placed, the lens may be clamped by the clamping portion 30221 and the first side wall 30211 by using an elastic force provided by the restoring member 3023.
It will be appreciated that such an arrangement facilitates the ability of the return member 3023 to adapt to various model sizes of lenses while providing a clamping force when the lens sizes are not consistent for each inspection.
In this embodiment, the load-bearing tool 302 includes an opening and closing member 3022, where the opening and closing member 3022 is rotatably mounted on the base 3021, the opening and closing member 3022 has two end portions that rotate around a rotation shaft 3024 extending horizontally, one end portion forms the clamping portion 30221, and the other end portion forms the driving end; the first driving device 304 includes a driving portion 3041 that is telescopically disposed along an up-down direction, where the driving portion 3041 is connected to the driving end, and is configured to drive the opening and closing member 3022 to rotate in an upward movement stroke, so that the clamping portion 30221 is switched to the open position. In this way, the first driving device 304 is disposed at the lower side or the upper side of the carrying tool 302, and when the position of the clamping portion 30221 needs to be switched, the driving portion 3041 can be extended and contracted only by controlling the first driving device 304, so that the driving portion 3041 can be moved along with the rotation of the opening/closing member 3022. Simple structure and flexible control. It is understood that the first driving device 304 may be a cylinder, and may be a cam driving device, a link driving device, a screw structure, etc., which will not be described in detail herein.
Further, referring to fig. 4, in this embodiment, the detecting mechanism 300 further includes a turntable 305, the turntable 305 is rotatably mounted on the base 301 along a rotation center line extending up and down, and a plurality of detecting stations are arranged at intervals along a circumferential direction of the turntable 305; the turntable 305 is fixedly connected with the carrying tool 302, and when the turntable 305 rotates, the carrying tool 302 is driven to be movably arranged relative to the base 301, so that the carrying tool 302 can sequentially reach each detection station.
It may be appreciated that the upper detecting portion 3031 and the lower detecting portion 3032 may be disposed at intervals along a circumferential direction of the turntable 305, where each detecting portion is disposed corresponding to one detecting station, so that only a servo motor is required to drive the turntable 305 to rotate, and when the turntable 305 rotates, the carrying tool 302 can sequentially reach each detecting station, and each detecting portion can sequentially detect lenses on the carrying tool 302.
It should be noted that, the turntable 305 does not rotate continuously, but is stopped slightly when the carrying tool 302 rotates to a corresponding detection station, and after the detection portion finishes detecting the lens, the servo motor continues to work to drive the carrying tool 302 on the turntable 305 to rotate to the next detection station.
Further, referring to fig. 4, in this embodiment, a plurality of carrying tools 302 are provided, and a plurality of carrying tools 302 are arranged along the circumference of the turntable 305 at intervals, so that a lens can be fixed on each carrying tool 302, and when the turntable 305 rotates, a plurality of lenses can be detected simultaneously, thereby improving the detection efficiency.
Further, in order to prevent the lenses of each inspection station from being affected by the inspection of another inspection portion during the inspection process, the inspection mechanism 300 further includes a plurality of separating portions (not shown), which are arranged at intervals along the circumference of the turntable 305, and one separating portion is disposed between every two adjacent carrying tools 302. In this way, by the separating portion, two adjacent bearing tools 302 can be blocked, so that the light source of one of the detecting stations is prevented from affecting the detecting performance of the other detecting stations during detecting.
It can be appreciated that the performance parameters of the partition portion can be flexibly set according to actual requirements, and the performance parameters of the partition portion include height, material, thickness and the like.
Further, in order to enable the detection mechanism 300 to accurately detect parameters and performance of the lens, referring to fig. 3, in this embodiment, the detection mechanism 300 further includes a cleaning device 306, where the cleaning device 306 includes a blowing portion for blowing air to the lens and a suction portion for adsorbing impurities. Therefore, dust and impurities adsorbed on the lenses can be cleaned up, and the follow-up influence on the accuracy of detection is avoided.
In this embodiment, the detecting mechanism 300 further includes a detecting device 307 for detecting the levelness of the lens. The detection device 307 comprises a laser displacement sensor, so that the lens is ensured to be detected in a horizontal state, and the accuracy of detection is ensured.
Specifically, in this embodiment, the detecting mechanism 300 further includes an identifying device 308 for identifying a lens, where the identifying device 308 includes an identifying portion 3081 and an adjusting bracket 3082, the identifying portion 3081 is used for identifying the lens, the identifying portion 3081 may be a code scanner, and the lens may be provided with coded material information of the lens, and the code scanner is used for reading the material information of the lens, so as to accurately record the detection result of each lens.
In order to enable the identification portion 3081 to be adjusted to a proper angle and position for convenient code scanning, referring to fig. 7, the adjustment bracket 3082 includes a first adjustment lever 30821, a second adjustment lever 30822 and a third adjustment lever 30823, the lower end of the first adjustment lever 30821 is fixedly connected with the base 301, the second adjustment lever 30822 is movably mounted on the first adjustment lever 30821 along the up-down direction and is rotatably arranged around the central line of the first adjustment lever 30821, the third adjustment lever 30823 is movably mounted on the first adjustment lever 30821 along the transverse direction and is rotatably arranged around the central line of the second adjustment lever 30822, the identification portion 3081 is mounted on the third adjustment lever 30823, and the identification portion 3081 is rotatably arranged around the central line of the third adjustment lever 30823. In this way, the angle of the recognition portion 3081 can be finally adjusted by the relative rotation between the three adjusting rods, and the horizontal position and the horizontal height of the recognition portion 3081 can be finally adjusted by the relative position between the three adjusting rods, so that the recognition portion 3081 can reach the required code scanning working position.
Further, referring to fig. 7 and 9, in this embodiment, the base 301 is further provided with a feeding station and a transferring station, the feeding station is used for placing a lens, the carrying tool 302 can reach the transferring station in a moving stroke thereof, the detecting mechanism 300 further includes a picking mechanism 400, a first position measuring device 309 and a control device, the picking mechanism 400 includes a picking portion 401 for picking up the lens, the picking portion 401 is movably disposed, and has a moving stroke between the feeding station and the transferring station, so as to convey the lens of the feeding station to the transferring station; the pick-up mechanism 400 further comprises a second position measuring device 402, where the second position measuring device 402 is configured to measure a position of the carrying tool 302 at the material transferring station, and it is understood that the material transferring station is disposed at a position of the carrying tool 302 corresponding to the turntable 305, and the first position measuring device 309 is configured to measure a position of a lens that is transported to the material transferring station by the pick-up portion 401; the control device is electrically connected to the pick-up 401, the first position measuring device 309 and the second position measuring device 402, and is configured to control the pick-up 401 to operate according to the first position measuring device 309 and the second position measuring device 402. In this way, when the lens is picked up by the pick-up mechanism 400 and placed on the carrier fixture 302, the lens can be guided visually according to the first position measuring device 309 and the second position measuring device 402, so that the lens can be placed on the carrier fixture 302 accurately.
In this embodiment, referring to fig. 9, the first position measuring device 309 includes a measuring portion 3091 and a mounting frame 3092, where the measuring portion 3091 is used to measure the position of the lens that is transported to the transfer station by the pick-up portion 401; the mounting bracket 3092 includes first installation department 30921 and second installation department 30922, first installation department 30921 extends from top to bottom and sets up, the lower extreme fixed mounting of first installation department 30921 in frame 301, second installation department 30922 with first installation department 30921 fixed connection, survey portion 3091 fixed mounting in second installation department 30922, and be located the side of first installation department 30921, survey portion 3091 with the top of first installation department 30921 supports.
Since the first position measuring device 309 guides the pickup portion 401 to move to a precise position, the first position measuring device 309 itself should be in a stable state, so that measurement inaccuracy is avoided. However, when the turntable 305 rotates, there may be a possibility that the turntable 305 vibrates, and thus the base 301 may vibrate, so that in order to reduce the vibration, on the one hand, the base 301 may be made of marble material, so as to reduce the vibration, and when the base 301 vibrates slightly, the top of the first mounting portion 30921 may swing slightly in the horizontal direction, and at the same time, the measuring portion 3091 may swing slightly in the horizontal direction, and by abutting the measuring portion 3091 against the top of the first mounting portion 30921, when there is a tendency that both the measuring portion 3091 and the first mounting portion 30921 swing, there may be a certain impulse cancellation therebetween, so as to reduce the swing amplitude of the measuring portion 3091 and the first mounting portion 30921, thereby reducing the possibility that the measurement by the measuring portion 3091 is not accurate.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the description of the present invention and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the invention.
Claims (10)
1. A detection mechanism, comprising:
the machine base is provided with a plurality of detection stations;
the bearing tool is used for fixing the lens, is movably arranged relative to the base and can reach the plurality of detection stations in the moving stroke; the method comprises the steps of,
the detection assembly is used for detecting lenses of the plurality of detection stations and comprises an upper detection part and a lower detection part, wherein the upper detection part can be positioned above the bearing tool at the corresponding detection station and used for detecting the upper surface of the lens at the corresponding detection station, and the lower detection part can be positioned below the bearing tool at the corresponding detection station and used for detecting the lower surface of the lens at the corresponding detection station.
2. The inspection mechanism of claim 1, wherein the load bearing tooling comprises:
the lens holder comprises a holder body, a lens holder and a lens holder, wherein the holder body is arranged on the base, the top of the holder body is concavely provided with a lens accommodating groove, and the bottom of the accommodating groove is provided with a through hole along the up-down direction, so that a lens loaded on the holder body can be exposed out of the through hole; the method comprises the steps of,
the clamping part, the lateral wall of holding tank includes first lateral wall, the clamping part with form the centre gripping space between the first lateral wall, the clamping part is being close to and keeping away from movably setting up in the direction of first lateral wall, the clamping part has initial position and open position the initial position, the clamping part is close to first lateral wall sets up, be used for the centre gripping bear in be located on the pedestal the lens in centre gripping space open position, the clamping part is kept away from first lateral wall sets up.
3. The detection mechanism of claim 2, further comprising a first drive means for driving the movement of the clamping portion to switch the clamping portion from the initial position to the open position;
the bearing tool further comprises a reset piece arranged between the base body and the corresponding clamping part, and the reset piece is used for resetting the clamping part from the opening position to the initial position.
4. The inspection mechanism of claim 3 wherein said load bearing tooling comprises an opening and closing member rotatably mounted to said housing, said opening and closing member having two ends rotatable about a horizontally extending axis of rotation, one of said ends defining said clamping portion and the other defining a drive end;
the first driving device comprises a driving part which is arranged in a telescopic way along the up-down direction, and the driving part is connected with the driving end and is used for driving the opening and closing piece to rotate in an upward movable stroke so that the clamping part is switched to the opening position.
5. The inspection mechanism of claim 1 further comprising a turntable rotatably mounted to said housing along a vertically extending center line of rotation, a plurality of said inspection stations being spaced circumferentially about said turntable;
the turntable is fixedly connected with the bearing tool, so that the bearing tool can sequentially reach each detection station.
6. The detection mechanism as claimed in claim 5, wherein a plurality of said load-bearing fixtures are provided, a plurality of said load-bearing fixtures being arranged at intervals along a circumferential direction of said turntable;
the detecting mechanism further comprises a plurality of separating parts, the plurality of separating parts are distributed along the circumference of the turntable at intervals, and one separating part is arranged between every two adjacent bearing tools.
7. The inspection mechanism of claim 1 further comprising a cleaning device comprising a blowing portion for blowing air against the lens and a suction portion for adsorbing impurities; and/or the number of the groups of groups,
the detection mechanism further comprises a detection device for detecting the levelness of the lens.
8. The inspection mechanism of claim 7, further comprising an identification device for identifying the lens, the identification device comprising:
an identification section for identifying the lens; the method comprises the steps of,
the adjusting support comprises a first adjusting rod, a second adjusting rod and a third adjusting rod, wherein the lower end of the first adjusting rod is fixedly connected with the base, the second adjusting rod is movably arranged on the first adjusting rod along the vertical direction and is rotatably arranged around the central line of the first adjusting rod, the third adjusting rod is movably arranged on the first adjusting rod along the horizontal direction and is rotatably arranged around the central line of the second adjusting rod, the identification part is arranged on the third adjusting rod, and the identification part is rotatably arranged around the central line of the third adjusting rod.
9. The inspection mechanism of claim 1, wherein said housing further includes a loading station and a transfer station, said loading station being adapted to receive a lens, said load-bearing tool further accessible to said transfer station during a travel thereof, said inspection mechanism further comprising:
the picking mechanism comprises a picking part for picking up the lenses, the picking part is movably arranged and provided with a movable stroke moving between the feeding station and the transferring station, and the picking part is used for conveying the lenses of the feeding station to the transferring station;
a first position measuring device for measuring the position of the lens transported to the transfer station by the pick-up section;
a second position measuring device for measuring the position of the bearing tool at the material transferring station and,
and the control device is electrically connected with the pickup part, the first position measuring device and the second position measuring device and is used for controlling the pickup part to work according to the first position measuring device and the second position measuring device.
10. The detection mechanism of claim 9, wherein the first position determining means comprises:
a measuring part for measuring the position of the lens which is conveyed to the material transferring station by the pick-up part; the method comprises the steps of,
the mounting rack comprises a first mounting part and a second mounting part, wherein the first mounting part extends up and down, the lower end of the first mounting part is fixedly mounted on the machine base, the second mounting part is fixedly connected with the first mounting part, the measuring part is fixedly mounted on the second mounting part and is positioned beside the first mounting part, and the measuring part is propped against the top of the first mounting part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311659388.1A CN117347279A (en) | 2023-12-06 | 2023-12-06 | Detection mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311659388.1A CN117347279A (en) | 2023-12-06 | 2023-12-06 | Detection mechanism |
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| CN117347279A true CN117347279A (en) | 2024-01-05 |
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